Malware Analysis Report

2024-12-07 14:07

Sample ID 241112-dchk8atbmq
Target bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
SHA256 bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b
Tags
snakekeylogger collection discovery keylogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b

Threat Level: Known bad

The file bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection discovery keylogger spyware stealer

Snake Keylogger

Snakekeylogger family

Snake Keylogger payload

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 02:51

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 02:51

Reported

2024-11-12 02:54

Platform

win10v2004-20241007-en

Max time kernel

129s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
N/A N/A N/A N/A

Snakekeylogger family

snakekeylogger

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 3004 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 168.6.122.193.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/3004-0-0x000000007500E000-0x000000007500F000-memory.dmp

memory/3004-1-0x0000000000110000-0x00000000001BE000-memory.dmp

memory/3004-2-0x0000000005120000-0x00000000056C4000-memory.dmp

memory/3004-3-0x0000000004C10000-0x0000000004CA2000-memory.dmp

memory/3004-6-0x0000000004DA0000-0x0000000004E3C000-memory.dmp

memory/3004-5-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/3004-4-0x0000000004BC0000-0x0000000004BCA000-memory.dmp

memory/3004-7-0x0000000004D70000-0x0000000004D8C000-memory.dmp

memory/3004-8-0x000000007500E000-0x000000007500F000-memory.dmp

memory/3004-9-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/3004-10-0x0000000002420000-0x0000000002488000-memory.dmp

memory/1228-11-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/1228-14-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/3004-15-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/1228-16-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/1228-17-0x0000000006CE0000-0x0000000006D30000-memory.dmp

memory/1228-18-0x0000000006F00000-0x00000000070C2000-memory.dmp

memory/1228-19-0x0000000075000000-0x00000000757B0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 02:51

Reported

2024-11-12 02:54

Platform

win7-20241010-en

Max time kernel

37s

Max time network

41s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Snakekeylogger family

snakekeylogger

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 1048 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
PID 2852 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Windows\SysWOW64\WerFault.exe
PID 2852 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Windows\SysWOW64\WerFault.exe
PID 2852 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Windows\SysWOW64\WerFault.exe
PID 2852 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 1100

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 checkip.dyndns.org tcp

Files

memory/1048-0-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

memory/1048-1-0x0000000000950000-0x00000000009FE000-memory.dmp

memory/1048-2-0x0000000074EB0000-0x000000007559E000-memory.dmp

memory/1048-3-0x0000000000480000-0x000000000049C000-memory.dmp

memory/1048-4-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

memory/1048-5-0x0000000074EB0000-0x000000007559E000-memory.dmp

memory/1048-6-0x0000000004E20000-0x0000000004E88000-memory.dmp

memory/2852-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-13-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-17-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-15-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2852-10-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-9-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2852-7-0x0000000000400000-0x0000000000426000-memory.dmp

memory/1048-18-0x0000000074EB0000-0x000000007559E000-memory.dmp

memory/2852-19-0x0000000074EB0000-0x000000007559E000-memory.dmp

memory/2852-20-0x0000000074EB0000-0x000000007559E000-memory.dmp

memory/2852-21-0x0000000074EB0000-0x000000007559E000-memory.dmp